Thermal system engineer - Aerospace

About Us

AYES is a Switzerland-based Engineering and Technology company headquartered in Baden. Our core business operates across several industrial sectors, including Automotive, Aerospace, Railway, Energy, and Life Sciences. With a strong focus on innovation and engineering excellence, AYES supports clients across Switzerland, Europe, and the United States, delivering advanced R&D and technology solutions. We prioritize people, believing that knowledge sharing, collaboration, and talent development are fundamental to sustainable growth and technological progress.

Key Responsibilities

• Perform thermal performance evaluations for aerospace systems and components throughout the product development lifecycle.
• Develop and maintain analytical and simulation-based thermal models using MATLAB, Simulink, or equivalent engineering tools.
• Assess temperature distributions, cooling requirements, and heat transfer mechanisms under various operating conditions.
• Conduct environmental and cabin thermal analyses, including pressure and airflow considerations.
• Support the definition and optimization of thermal management strategies and control concepts.
• Contribute to system validation activities through testing, correlation, and model refinement.
• Participate in safety and reliability assessments related to thermal and environmental control functions.
• Ensure compliance with applicable aerospace standards, certification requirements, and engineering best practices.
• Collaborate with multidisciplinary engineering teams, including systems, testing, certification, and design departments.
• Prepare and present technical analyses, reports, and recommendations to project stakeholders.

Our Ideal Candidate Profile

• University degree in Aerospace Engineering, Mechanical Engineering, or a related technical field.
• A minimum of 5 years of experience in thermal engineering within the aerospace sector.
• Strong background in thermodynamics, heat transfer, and thermal management principles.
• Experience developing engineering models and simulations using MATLAB/Simulink or similar software.
• Knowledge of aircraft environmental control systems (ECS) and thermal control architectures.
• Familiarity with thermal testing, model validation, and engineering analysis methodologies.
• Understanding of aircraft development processes and certification activities; experience with CS-23 and/or FAR 23 is considered a strong advantage.
• Basic knowledge of aerodynamics and its impact on thermal system performance.
• Strong analytical and problem-solving skills.
• Excellent communication skills and ability to work effectively within multidisciplinary teams.
• Fluent in English (mandatory).

Join Us

If you are a detail-oriented communicator with a passion for technical precision and seek to be part of a growing international engineering company with exciting opportunities in Europe and the USA, we invite you to explore the path ahead and grow with AYES!